an injection under the skin is called a sucutaneous injection.
Both spleen and tonsils are examples of large lymphoid masses so the are included in the lymphatic system.
Into the large neck veins of the cardiovascular system.
The lymphatic system: a network of vessels and nodes which act as a fluid and waste removal system as well as a major part of the immune system through growth and storage of white blood cells. The spleen is the largest lymphatic organ. Large nodes include the adenoids or tonsils.
Circulatory system
The lymphatic system, although the oxygen comes from the blood itself as it passes through the alveoli
Thymus
The origin of lymph cells basically take place in bone marrow of large bones and these cells are called myloid stem cells
The Lymphatic System relates to the Skeletal System by way of direct inclusion of support cells for circulation through bone marrow. Both of the systems are dedicated to the circulation and production of lymphocytes through the lymph nodes throughout the Lymph System.
Thymus
Lymphatic vessels drain into the right lymphatic duct. It also drains into the thoracic duct. Lymph moves in response to skeletal muscle contractions.
Phagocytosis which literally means "cell eating" is the process by which cells ingest bacteria and other large foreign particles.
solitary lymphatic nodules